Instructions

Gravy

Heat oil in large pot over medium-high heat. Add mushrooms, onion, celery, shallots, garlic, thyme. Sauté until vegetables are soft about 18 minutes. Add wine and boil until reduced to glaze about 5 minutes. Add broth. Boil until mixture is reduced about 25 minutes.
Blend butter and flour in small bowl to smooth paste. Whisk cream and flour paste into gravy. Simmer until thick, stirring often, about 5 minutes. Season gravy with salt and pepper.